dirichlet.icc

The Poisson problem with homogeneous Dirichlet boundary condition – solver function

void dirichlet (const field& lh, field& uh) {
const space& Xh = lh.get_space();
trial u (Xh); test v (Xh);
form a = integrate (dot(grad(u),grad(v)));
problem p (a);
p.solve (lh, uh);
}
lh
field lh(Float epsilon, Float t, const test &v)
Definition: burgers_diffusion_operators.icc:25
field
see the field page for the full documentation
form
see the form page for the full documentation
problem
see the problem page for the full documentation
space
see the space page for the full documentation
test
see the test page for the full documentation
trial
see the test page for the full documentation
dirichlet
void dirichlet(const field &lh, field &uh)
Definition: dirichlet.icc:25
rheolef::details::dot
rheolef::details::is_vec dot
rheolef::grad
std::enable_if< details::is_field_convertible< Expr >::value,details::field_expr_v2_nonlinear_terminal_field< typename Expr::scalar_type,typename Expr::memory_type,details::differentiate_option::gradient >>::type grad(const Expr &expr)
grad(uh): see the expression page for the full documentation
Definition: field_expr_terminal.h:911
rheolef::integrate
std::enable_if< details::is_field_expr_v2_nonlinear_arg< Expr >::value &&! is_undeterminated< Result >::value, Result >::type integrate(const geo_basic< T, M > &omega, const Expr &expr, const integrate_option &iopt, Result dummy=Result())
see the integrate page for the full documentation
Definition: integrate.h:202
a
Definition: diffusion_isotropic.h:25
p
Definition: sphere.icc:25
u
Definition: leveque.h:25
u
Float u(const point &x)
Definition: transmission_error.cc:26